Interior Secretary Ryan Zinke stepped down after a relatively short stint on the job. Like most members of President Trump’s cabinet, Zinke’s two-year tenure atop the Department of the Interior was full of remarkable achievements.

Although Trump has not yet nominated Zinke’s successor, we can be assured that the incoming secretary will inherit a position primed for even more policy progress. Without further ado, let’s take a look back at some of the Interior Department’s highlights and milestone achievements under Zinke’s leadership.